| Value | Category | Cases | |
|---|---|---|---|
| 1 | 1. yes | 2303 |
52.8%
|
| 2 | 2. no | 2048 |
47%
|
| 77 | 77. d/r | 0 |
0%
|
| 99 | 99. missing | 10 |
0.2%
|
| Sysmiss | 177 |